package com.guigutool.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.guigutool.reggie.common.R;
import com.guigutool.reggie.constant.SystemConstant;
import com.guigutool.reggie.entity.User;
import com.guigutool.reggie.service.UserService;
import com.guigutool.reggie.utils.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpSession;
import java.util.Map;
import java.util.Objects;
import java.util.concurrent.TimeUnit;

/**
 * @Author: KingWang
 * @Date: 2023/3/15
 * @Desc:
 **/
@Slf4j
@RestController
@RequestMapping("/user")
public class UserController {

    @Autowired
    private UserService userService;
    @Autowired
    private RedisTemplate redisTemplate;


    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user, HttpSession session){
        //获取手机号
        String phone = user.getPhone();
        if(StringUtils.isNotEmpty(phone)){
            //生成随机的4位验证吗
            String code = ValidateCodeUtils.generateValidateCode(4).toString();
            log.info("code:{}", code);
            //调用阿里云提供的短信API完成发送短信
//            SMSUtils.sendMessage("KNote笔记","",phone,code);
            //需要将生成的验证码保存到Session
//            session.setAttribute(phone,code);

            //将生成的验证码保存到Session中，并且设置有效期为5分钟
            redisTemplate.opsForValue().set(phone,code,5, TimeUnit.MINUTES);
            return R.success("发送成功,验证码是:" + code);
        }

        return R.error("验证码发送失败");

    }

    /**
     * 移动端用户登录
     * @param map
     * @param session
     * @return
     */
    @PostMapping("/login")
    public R<User> login(@RequestBody Map map, HttpSession session){
        String phone = map.get("phone").toString();
        String code = map.get("code").toString();

//        Object codeInSession = session.getAttribute(phone);
        //从redis中获取缓存的验证码
        Object codeInSession = redisTemplate.opsForValue().get(phone);
        if(Objects.nonNull(codeInSession) && codeInSession.equals(code)){

            LambdaQueryWrapper<User> queryWrapper = new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone,phone);
            User user = userService.getOne(queryWrapper);
            if(Objects.isNull(user)){
                user = new User();
                user.setPhone(phone);
                user.setStatus(1);
                userService.save(user);
            }

            //登录成功
            session.setAttribute(SystemConstant.MOBILE_USER_ID,user.getId());
            //如果用户登录成功，则删除Redis中缓存的验证码
            redisTemplate.delete(phone);
            return R.success(user);
        }

        return R.error("登录失败");

    }
}
